Enable FPGA-based SPI testing on Silicon Labs targets#11008

Merged

artokin merged 1 commit intoARMmbed:masterfrom SiliconLabs:fix/fpga_tests/spi

Jul 15, 2019

+9-1

Commits on Jul 9, 2019

Avoid the FPGA tester using hardware CS which is not supported
stevew817
committed